343435442 has 16 divisors (see below), whose sum is σ = 599856192. Its totient is φ = 144409200.

The previous prime is 343435441. The next prime is 343435481. The reversal of 343435442 is 244534343.

It is a junction number, because it is equal to n+sod(n) for n = 343435399 and 343435408.

It is not an unprimeable number, because it can be changed into a prime (343435441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230684 + ... + 232167.

It is an arithmetic number, because the mean of its divisors is an integer number (37491012).

Almost surely, 2^343435442 is an apocalyptic number.

343435442 is a deficient number, since it is larger than the sum of its proper divisors (256420750).

343435442 is a wasteful number, since it uses less digits than its factorization.

343435442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462913.

The product of its digits is 69120, while the sum is 32.

The square root of 343435442 is about 18532.0112777863. The cubic root of 343435442 is about 700.2960937849.

Adding to 343435442 its reverse (244534343), we get a palindrome (587969785).

The spelling of 343435442 in words is "three hundred forty-three million, four hundred thirty-five thousand, four hundred forty-two".